Planar single-facet teardrop-shaped Al[sub x]Ga[sub 1-x]As-GaAs quantum well heterostructure laser

Caracci, S.J.; Krames, M.R.; Ries, M.J.; Holonyak Jr., N.
September 1993
Applied Physics Letters;9/27/1993, Vol. 63 Issue 13, p1818
Academic Journal
Demonstrates the laser operation of an Al[sub x]Ga[sub 1-x]As-gallium arsenide quantum well heterostructure crystal patterned into a smoothly curved folded resonator. Production of a large effective index step for lateral optical confinement; Determination of the external differential quantum efficiencies.


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